How to Stop People from Casting to Your Laptop

Whether you share your display over the same network, wired or wireless, sharing any screen or casting to another device in this day and age is as natural as breathing. And if you’re thinking, “How can I prevent users from casting to my laptop?”, you're not alone. When working with public places or shared networks, many people confront the problem of unwanted connections. In this guide, we will discuss how to block users and protect your laptop from unauthorized casting.

So Your Screen Keeps Casting When You Don’t Want It To

Invasive casting can be inconvenient at worst and damaging to your privacy at best. A lot of laptops or devices these days come with something like that where other people cast their screen on your screen. With no security, anyone who has access to the same network you do can watch what you’re sharing.

Casting technology enables users to relay their screen or media from one device to another via protocols such as Miracast, AirPlay, or Google Cast. As helpful as this feature is, it can inadvertently be a security risk if it goes unchecked. As a reminder, casting essentially works over Wi-Fi, so devices on the same network can connect to each other, which makes it easy to accidentally or maliciously connect to your laptop.

How to Stop Users Casting to Your Laptop

“Can I prevent users from casting to my laptop?” There are a few steps you can take:

· Turn off Casting Protocols – On Windows, you can disable Miracast from the settings so people cannot connect via this method.

· Change Your Network Settings – Make sure that your Wi-Fi network is protected with a strong password. Casting without permission is more common on public or unsecured networks.

· Disable Bluetooth – If your laptop has the option to cast using Bluetooth, disable it on the device to avoid being discoverable by unwanted people.

· Use Firewall Settings – Prevent your firewall from allowing casting attempts from unknown scenarios.

Defensive Actions You Can Take to Protect Your Laptop

The best way to prevent unwanted casting is to act beforehand. Below are some tips to help keep your laptop secure:

· Create Strong Passwords for your Wi-Fi network and your laptop.

· Regularly Update Software to patch security vulnerabilities.

· Limit Access to Trusted Devices by restricting connection to known devices on your laptop.

Batch of HKMLC Smart Board and Secure Casting

For all those who want a solution that secures the devices but still allows legitimate casting access, HKMLC Smart Board can be a perfect choice. Show your content on HKMLC Explorer Elite Dual 75 and HKMLC Explorer Essential 55 devices with advanced security features that let you restrict access to device casting.

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